Melody Herr Books

The slave trade

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Why did European traders got to Africa for slaves? How did runaway slaves survive in remote swamps and jungles? Which African leaders resisted the slave trade? World Black History tells the incredi...

The slave trade

By Melody Herr

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Exploring the New World You Choose Books

By Melody Herr

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Exploring the New World

By Melody Herr

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"Describes the exploration of North America in the times of explorers Christopher Columbus, Francisco Vázquez de Coronado, and Sieur de La Salle. The reader's choices reveal the historical details...

Writing and publishing your book

By Melody Herr

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"Are you ready to write your book? Partner with an experienced publisher, writing coach, and author and find out how to turn your research and scholarship into a book"--Amazon.

Writing and Publishing Your Book: A Guide for Experts in Every Field

By Melody Herr Ph.D.

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Exploring the New World

By Melody Herr

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African Roots

By Melody Herr

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African Roots

By Melody Herr

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Sitting for Equal Service

By Melody Herr

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How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

If you’re in the world of books—whether as a publisher, librarian, bookseller, or avid collector—you’ve likely come across the terms ISBN-10 and ISBN-13. Understanding these formats and knowing how to convert between them is essential for maintaining consistency and compatibility in book records. In this post, we’ll cover everything you need to know about ISBN conversions, step by step.

What is an EAN and How Does it Relate to an ISBN?

If you’ve ever purchased a product online or in a store, you’ve likely come across a barcode. Behind these barcodes lies a standardized system that makes modern commerce possible. Two key codes often encountered are the EAN (European Article Number) and ISBN (International Standard Book Number). But what are they, how are they connected, and why are they so crucial? Let’s explore.